矿井采煤机多工况下的机械性能分析

Analysis of Mechanical Properties of Coal Machine Under Multiple Working Conditions

矿井采煤机机械性能的好坏直接影响着煤矿井下的生产和开采。文章首先分析了影响采煤机机械性能的因素,以截割滚筒为计算对象建立了评价滚筒机械性能的数学模型,并利用该模型提出了采煤机整体约束条件。重点分析了采煤机在进行大倾角煤层和倾斜开采工况下的机械性能,并得出了相关结论。文中研究对煤矿井下采煤机机械性能改善提供了可靠的理论依据。

The mechanical properties of coal directly affect the production and exploitation of coal mine. This paper analvzeed the influence factors of mechanical performance of shearer cutting d^m~ t.he mathematical m9del is estab.lished for the evaluation of mechanical .properties for the calculation ol cylinder